http://lists.xen.org/archives/html/xen-devel/2013-08/msg00393.htmlI haven't had time to test it yet but it should work and it should be easy and fast to backports to 4.3.
smime.p7s
Description: Firma crittografica S/MIME
An upstream patch for xen 4.4 to disable both traditional and upstream
qemu compilation and use upstream qemu from debian package is available:
